• When the news that Symantec® CBX hit the streets this year, opinions started flying.
• Attention is the sincerest form of flattery, so we’re continuing to promote CBX for what it is: a legendary evolution in XDR.
• While others do their best to punch up to CBX, we’ll just be over here correlating, integrating, and delivering on disruptive defense.

Remember those deodorant commercials about “stress sweat”? Its cybersecurity equivalent is what you see when competitors discover you’ve built something that threatens the status quo. It’s the smell of game recognition. 

Why? For one thing, we’ve created something profoundly disruptive. Some are attempting to cast Symantec CBX as a disjointed museum of legacy code. That’s fine. They aren't writing about us because we're irrelevant; they're writing about us because they know what we just built, and it’s filled with transformative capabilities. 

Siloed? Try seamless. 

Let’s take a moment to sift through the chatter and look at the reality of Broadcom’s Symantec CBX platform. CBX completely obliterates the "siloed" accusation by unifying cybersecurity legends Symantec and Carbon Black into a single, cohesive cloud-based XDR platform. With CBX, seamless correlation replaces siloed isolation, correlating incident signals across endpoints, networks, data, and cloud into a single pane of glass. 

A fear of pioneers

In the heat of the current AI hype, every vendor is rushing to claim it as their own. But while others are slapping "Agentic AI" stickers on their one-pagers, Symantec and Carbon Black have been quietly running early iterations of AI-enhanced products and advanced machine learning models for well more than a decade. Why? Because we’re foundationally committed to better and innovation is in our DNA. We’re not laurel-resters or coat-tailers—we’re explorers and pioneers. And we’ve got the R&D budget to back it up.

That R&D focus means we’re not just another vendor hitching a ride on the AI bandwagon. We’re in the driver’s seat because we helped build the roads. Because we were piloting AI features long before it was omnipresent, CBX’s agentic AI capabilities are built on the strong foundation of Carbon Black's legendary EDR and backed by an unparalleled historical repository of over 500,000 real-world attack chains curated by the Symantec Threat Hunter Team. 

And since we’ve been deploying ML systems longer than the upstarts currently clamoring for your attention, our AI is at the head of the class, with advanced level knowledge, leveraging that deep historical intelligence to mathematically predict the future and get there ahead of attackers. 

Predictors disrupt. Reactors remediate.

Let’s look at how Symantec CBX stacks up against the other highly marketed agentic AI solutions in the market. While both sides lean heavily into AI to reduce the workload on Security Operations Center (SOC) teams, they take remarkably different approaches to defending the enterprise.

The most glaring difference between CBX and other AI platforms is where the AI actually applies its analytical muscle. 

• Symantec CBX adopts a “strike first, strike hard” approach to preempting attacks. 
• It features an industry-first Incident Prediction capability powered in part by Google’s Gemini 2.5 Flash series of models. 
• Exhaustively trained on that massive historical attack chain repository, CBX mathematically predicts an attacker's next four to five moves. 
• CBX automatically blocks malicious actions before they execute—an absolute game-changer for stopping abuses of legitimate software for living off the land (LOTL) attacks. No mercy.

Some alternative AI platforms can be investigative and reactive, often focusing their AI entirely on hyper-automation and mirroring human triage after an alert has already fired. While automatically building narratives and tracking lateral movement is helpful for post-breach investigations, they end up resolving the immediate incident and drafting rules after the threat is already inside. Recovery after an attack is obviously vital. But what if you could preemptively predict an attacker’s next few moves–before you end up on the mat and fighting to get back up? 

Think about it. Strategically deploying AI to block attacks before means you don’t have to worry about recovering after. What’s that saying about an ounce of prevention? 

CBX is built for the SOC trenches

While architectural differences are stark, the real magic of CBX happens in the trenches with the security operators. CBX is designed to shift defense to the "left" of the attack timeline. Because the Incident Prediction engine anticipates an adversary's actions and automatically disrupts the attack chain, it stops attackers before they can encrypt data or exfiltrate information. Even when an incident does require human eyes, CBX aggressively targets reducing the cognitive load that typically burns out SOC analysts. Instead of forcing operators to swivel between disjointed consoles to understand an attack, CBX deploys Threat Tracer. This unified interface visually maps an attacker's complete workflow—showing exactly how they entered and detailing precisely what they accessed across the network, endpoints, email, and cloud environments.

CBX's AI-generated Incident Summaries cut through busy work, sifting through mountains of event data to produce a clear, natural-language narrative in seconds. These summaries instantly outline the attack chain, highlight suspicious command lines, and immediately serve up suggested remediation steps for rapid, fully-informed action.

Combining Incident Prediction and Incident Summaries massively reduces post-incident labor. With CBX, AI efficiently handles the heavy lifting of manual triage and correlation, sparing analysts hours—or even days—of post-incident analysis. By drastically shrinking the Mean Time to Understanding (MTTU) and Mean Time to Acknowledge (MTTA), CBX gift wraps every operator’s most desired commodity: time.

Flexing our foundation

A second key difference between Symantec CBX and other solutions comes down to our inheritance. CBX is built on decades of innovation from two legendary brands. 

• Its fully agentic AI is able to map threats comprehensively, with a wealth of tools and security assets at its disposal. 
• CBX doesn’t need to waste time stitching together disparate third-party tools to give you an answer. 
• It simply pulls from Symantec and Carbon Black’s reputation databases, threat intelligence APIs, and network protections to deliver swift, reliable intel. 

Some vendors spin their reliance on normalized third-party data as "data agnostic." But they’re reluctant to admit that they do this (often laborious and costly) work out of necessity, because they simply lack the deep, native ecosystem of endpoint, web, network, and data security controls that Symantec CBX inherently possesses. 

The (human) element in the room

As anyone who’s been here for a minute is well aware, Symantec consistently leverages experienced analyst feedback to classify alerts and actively train its AI system. In fact, a brand new enhancement to Carbon Black Cloud utilizes Google's Gemini models to analyze and classify direct feedback on false positives. By having engineers manually examine alerts and feed that intelligence back into the AI engine, Symantec creates labeled datasets that continuously train their internal ML models to reduce the frequency of future false alarms. It’s a vital expert-human-informed feedback cycle that makes our platform smarter with every single encounter.

Our legacy is being legendary

Symantec CBX proves that our legacy is legendary. By merging Carbon Black’s pioneering EDR with Symantec’s battle-tested prevention tools—and supercharging the entire stack with Google's Gemini models—Broadcom has built a streamlined, predictive enterprise-grade security juggernaut. 

Machine-speed attacks need machine-speed correlation that anticipates and preempts. CBX slashes MTTU from days to seconds for integrated, all-in, must-have defense. 

Want to know what’s causing all the fuss? Check out CBX Fest

Symantec CBX is a game-changer in the ongoing XDR evolution and an excellent representation of useful AI that prioritizes the humans at the helm. If you want to do a deeper dive, check out the CBX Fest webinar series for even more details on exactly how CBX delivers endpoint, data, and network protections fueled by comprehensive native correlation.